A paging microphone with call station base, to be used with the RX45 audio matrix to create a comprehensive paging system. Zone assign buttons enable intuitive calling to any combination of up to 5 zones of the RX45 unit, with the Page button accordingly muting audio playback in those areas for clear vocal announcements. There is a choice of 8 paging chimes, and an AUX audio input for pre-recorded messages and alerts. A further row of Group buttons enables the user to assign paging for up to 8 different RX45 units that are linked as an expanded system, allowing up to 40 distinct pageable zones.Power supply[tab]24Vdc, 500mA from RJ45 or optional adaptor[br]Max. connection length[tab]100m (CAT5 cable) or 1km with optional 24Vdc adaptor[br]Capsule[tab]Back electret condenser[br]Polar pattern[tab]Cardioid[br]Controls[tab]Aux/Mic/Chime levels, chime DIP switches, group/zone/page buttons[br]Connectors[tab]XLR, RJ45 (to RX45), 24Vdc power jack, 3.5mm aux in[br]Frequency response : -3dB[tab]150Hz - 20kHz[br]Input level[tab]Mic: -46dBV, Aux: -10dBV[br]Input impedance[tab]Mic: 600 Ohms, Aux: 50k Ohms[br]Output level[tab]10dBV[br]Output impedance : balanced[tab]600 ohms[br]S/N ratio[tab]-60dB (all channels selected)[br]Interface[tab]RS-485 control[br]Zone assign[tab]5 zones per RX45, any combination across 8 Group IDs[br]Dimensions[tab]450 x 140 x 125mm[br]Weight[tab]653g